31690408

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{947}}^1$

素因数の和:1089

約数の個数: 32

約数和(自身を含む): 61430400

約数和(自身を除く): 29739992

約数列:

[1, 2, 4, 8, 47, 89, 94, 178, 188, 356, 376, 712, 947, 1894, 3788, 4183, 7576, 8366, 16732, 33464, 44509, 84283, 89018, 168566, 178036, 337132, 356072, 674264, 3961301, 7922602, 15845204, 31690408]

約数ペア:

[(1, 31690408), (2, 15845204), (4, 7922602), (8, 3961301), (47, 674264), (89, 356072), (94, 337132), (178, 178036), (188, 168566), (356, 89018), (376, 84283), (712, 44509), (947, 33464), (1894, 16732), (3788, 8366), (4183, 7576)]